%0 Journal Article %T Serum Level and 24hr. Excretion Pattern of Potassium Following the Intake of Combined Oral Contraceptives %A S. Kamyab %A A. Baghdiantz %A M.R. Hadj Mohammadi %J Acta Medica Iranica %D 1978 %I Tehran University of Medical Sciences %X Serum level and 24hr urinary excretion pattern of potassium have been studied in 104 healthy women, aged 18-44 years, using combined oral contraceptives for a period of 3-48 months, and results h av e been compared with those obtained from 21 healthy controls of the same clinic. aged 19-40 years, using IUD. There was no sign ificant change observed in s erum potassium level, but 24hr urinary excretion pattern of potassium decreased significantly in 90% of the individuals equivalent to 2. &- 78 . 3% of the mean control, possibly due to a retention of potas sium in the cells. %U http://journals.tums.ac.ir/PdfMed.aspx?pdf_med=/upload_files/pdf/9130.pdf&manuscript_id=9130